Sequence alignment between 6y4z(A) and UniProt seq P0AA25 (THIO_ECOLI):

P0AA25 (THIO_ECOLI): Thioredoxin 1 from Escherichia coli (strain K12)
                     10        20        30        40        50        60        70        80        90       100                                                                                                                     
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------
UniProt: ----MSDKIIHLTDDSFDTDVLKADGAILVDFWAEWCGPCKMIAPILDEIADEYQGKLTVAKLNIDQNPGTAPKYGIRGIPTLLLFKNGEVAATKVGALSKGQLKEFLDANLA------------------------------------------------------------------------------------------------------------
         ....XXXXXXXXXXXXXXXXXX.XXXXXXXXXXXXXXXXXX.XXXX.X.XXXX.X.XX.XXXXXXXX.XXX.XXX.XX.XXXXXXXXX.XXXXXXXXX.XXXXXXXXXXXXXX............................................................................................................
PDB seq: MKKKVWREEKERLLKMTLEERRKEYLRDYIPLNSILSWKEEMKGKSLTEKVSLYRGDITLLEVDAIVNAANASLLGGGGVDGCIHRAAGPCLLAECRNLNGCDTGHAKITCGYDLPAKYVIHTVGPIARGHINGSHKEDLANCYKSSLKLVKENNIRSVAFPCISTGIYGFPNEPAAVIALNTIKEWLAKNHHEVDRIIFCVFLEVDFKIYKKKMNEFFSV
         ----+---------+---------+---------+---------+---+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
            10        20        30        40        50  70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240